@misc{indiciae062e7b9b6d3c, title = {[Classification of ethmoid malignancies].}, author = {G Cantù and N Pizzi and F Mattavelli and P Salvatori and L Licitra and C L Solero}, year = {1998}, url = {https://pubmed.ncbi.nlm.nih.gov/9926446/}, note = {Source identifier: 9926446} }